BackgroundSourceType
The custom background.
Enumerator
- BackgroundColor
 - 1: (Default) The background image is a solid color.
 - BackgroundImg
 - 2: The background is an image in PNG or JPG format.
 - BackgroundBlur
 - 3: The background is a blurred version of the original background.
 - BackgroundVideo
 - 4: The background is a local video in MP4, AVI, MKV, FLV, or other supported formats.